Marketable Securities (Tables)

6 Months Ended

Apr. 01, 2022

Investments, Debt and Equity Securities [Abstract]

Marketable Securities

The Company's portfolio of available-for-sale marketable securities consists of the following (in millions):    

	Current				Noncurrent
	April 1, 2022		October 1, 2021		April 1, 2022		October 1, 2021
U.S. Treasury and government	$	7.1	$	7.6	$	3.4	$	6.0
Corporate bonds and notes	103.4		117.0		—		—
Municipal bonds	7.9		12.6		—		1.1
Total marketable securities	$	118.4	$	137.2	$	3.4	$	7.1